@Override
  protected Control createDialogArea(Composite parent) {
    Composite composite = (Composite) super.createDialogArea(parent);
    composite.setLayout(new FillLayout());

    tableEditor = new MetadataEmfTableEditor("");
    MetadataTable metadataTable = form.getMetadataTable();
    tableEditor.setMetadataTable(metadataTable);
    // tableEditor.removeAll();
    List<MetadataColumn> list = (List<MetadataColumn>) form.getSchemaViewer().getInput();
    tableEditor.addAll(list);

    // if (list.size() > 0) {
    // for (MetadataColumn column : list) {
    // boolean toAdd = true;
    // for (int i = 0; i < currentColumnList.size(); i++) {
    // String label = column.getLabel();
    // String curLabel = currentColumnList.get(i).getLabel();
    // if (label.equals(curLabel)) {
    // toAdd = false;
    // break;
    // }
    // }
    // if (toAdd) {
    // tableEditor.add(column);
    // }
    // }
    // }
    tableEditorView = new MetadataEmfTableEditorView(composite, SWT.NONE);
    tableEditorView.setMetadataEditor(tableEditor);
    addListeners();
    return composite;
  }